Officers confirmed that the attacker was killed during the incident, with so-called Islamic State taking responsibility for the bombing.

PA Wire/PA Images

Police are calling on people to submit their photos, videos and dash-cam footage of the attack

Now Greater Manchester Police are asking concert-goers to help the investigation into the horrific terror incident by submitting any images or videos they have of the blast to the police image appeal website.

They are also calling on anyone who was in Manchester city centre last night between 8pm and 11pm to send their dash-cam footage to police as soon as possible.